406804223804 has 12 divisors (see below), whose sum is σ = 776626245528. Its totient is φ = 184911010800.

The previous prime is 406804223803. The next prime is 406804223809. The reversal of 406804223804 is 408322408604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406804223801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4622775227 + ... + 4622775314.

It is an arithmetic number, because the mean of its divisors is an integer number (64718853794).

Almost surely, 2^406804223804 is an apocalyptic number.

406804223804 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

406804223804 is a deficient number, since it is larger than the sum of its proper divisors (369822021724).

406804223804 is a wasteful number, since it uses less digits than its factorization.

406804223804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9245550556 (or 9245550554 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 41.

The spelling of 406804223804 in words is "four hundred six billion, eight hundred four million, two hundred twenty-three thousand, eight hundred four".